00ea4247ec70074f4bacee34967b5049a53579dbe62d2f9d7602c773d8909d5d

Analysis

max time kernel
132s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21-08-2024 08:09

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General

Target

b2b7034e86a3f25700d0fd19722c4e12_JaffaCakes118.exe
Size

20KB
MD5

b2b7034e86a3f25700d0fd19722c4e12
SHA1

b2602b87d85d3735f1d3c9b2ef74057fcce697aa
SHA256

00ea4247ec70074f4bacee34967b5049a53579dbe62d2f9d7602c773d8909d5d
SHA512

50bec6d8125afbcad6286101e13088f0e87e0c07779f80b8b496cac721a15b8bd44d749b382c4f5148f912cbb3b35a7b59e4b8454dfdbf66705319617895aba1
SSDEEP

384:FhtsriVIKBpSuZsNmZNUWcE8yOTQSMdDO1pyL/pxpNnjJEmz:pbZsNmZeWcE8otcWRVjh

Score

6^/10

bootkit discovery persistence

Malware Config

Signatures

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	IEXPLORE.EXE

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 908 set thread context of 1916	908	b2b7034e86a3f25700d0fd19722c4e12_JaffaCakes118.exe	84

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b2b7034e86a3f25700d0fd19722c4e12_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1916	IEXPLORE.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	908	b2b7034e86a3f25700d0fd19722c4e12_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 908 wrote to memory of 1916	908	b2b7034e86a3f25700d0fd19722c4e12_JaffaCakes118.exe	84
PID 908 wrote to memory of 1916	908	b2b7034e86a3f25700d0fd19722c4e12_JaffaCakes118.exe	84
PID 908 wrote to memory of 1916	908	b2b7034e86a3f25700d0fd19722c4e12_JaffaCakes118.exe	84
PID 908 wrote to memory of 1916	908	b2b7034e86a3f25700d0fd19722c4e12_JaffaCakes118.exe	84
PID 908 wrote to memory of 1916	908	b2b7034e86a3f25700d0fd19722c4e12_JaffaCakes118.exe	84
PID 908 wrote to memory of 1916	908	b2b7034e86a3f25700d0fd19722c4e12_JaffaCakes118.exe	84
PID 908 wrote to memory of 1916	908	b2b7034e86a3f25700d0fd19722c4e12_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\b2b7034e86a3f25700d0fd19722c4e12_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b2b7034e86a3f25700d0fd19722c4e12_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:908
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"
  2⤵
  - Writes to the Master Boot Record (MBR)
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:1916

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/908-0-0x0000000014140000-0x0000000014149000-memory.dmp

Filesize
36KB

Download
memory/908-2-0x0000000014140000-0x0000000014149000-memory.dmp

Filesize
36KB

Download
memory/1916-1-0x0000000013140000-0x00000000131E8000-memory.dmp

Filesize
672KB

Download